{"product_id":"p21-1049-2202-genuine-paccar®-2-1m-drivers-door-control","title":"P21-1049-2202 | Genuine Paccar® 2.1M Drivers Door Control","description":"\u003cp\u003e\u003cstrong\u003eDescription:\u003c\/strong\u003e\u003cbr\u003eA Door Electrical Control\u003cstrong\u003e P21-1049-2202\u003c\/strong\u003e is a small electrical device installed in a vehicle’s door that controls or detects certain functions when the door is opened, closed, locked, or interacted with.\u003cstrong\u003e\u003cbr\u003e\u003cbr\u003ePart Number\u003c\/strong\u003e: P21-1049-2202, P2110492202\u003cbr\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003cspan\u003e: New\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003eManufacture\/Brand\u003c\/strong\u003e\u003cspan\u003e: Paccar\u003cbr\u003e\u003cbr\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003cstrong data-end=\"176\" data-start=\"160\"\u003e\u003c\/strong\u003e\u003cstrong\u003eFits P21-1049-2202\u003cspan\u003e \u003c\/span\u003e\u003c\/strong\u003eFor\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cspan style=\"font-size: 0.875rem;\"\u003ePeterbilt 579\u003c\/span\u003e\n\u003cp\u003eKenworth T680\u003cbr\u003eOther newer (mid-2010s+) PACCAR trucks with 2.1M electrical architecture \/ door modules\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong data-end=\"597\" data-start=\"585\"\u003e\u003cbr\u003e\u003c\/strong\u003e\u003cstrong data-end=\"597\" data-start=\"585\"\u003ePurpose of using P21-1049-2202:\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cstrong data-start=\"380\" data-end=\"407\" style=\"font-size: 0.875rem;\"\u003e1. Dome\/Interior Lights\u003c\/strong\u003e\n\u003cp data-start=\"408\" data-end=\"494\"\u003e\u003cbr\u003eTurns the interior lights \u003cstrong data-start=\"434\" data-end=\"460\"\u003eon when the door opens\u003c\/strong\u003e and \u003cstrong data-start=\"465\" data-end=\"493\"\u003eoff when the door closes\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp data-start=\"496\" data-end=\"524\"\u003e\u003cstrong data-start=\"500\" data-end=\"524\"\u003e2. Door Ajar Warning\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"525\" data-end=\"618\"\u003eSends a signal to the dashboard to show a \u003cstrong data-start=\"567\" data-end=\"582\"\u003e“Door Ajar”\u003c\/strong\u003e warning if a door isn’t fully shut.\u003c\/p\u003e\n\u003cp data-start=\"620\" data-end=\"647\"\u003e\u003cstrong data-start=\"624\" data-end=\"647\"\u003e3. Power Door Locks\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"648\" data-end=\"692\"\u003eControls the lock\/unlock mechanism when you:\u003c\/p\u003e\n\u003cul data-start=\"693\" data-end=\"765\"\u003e\n\u003cli data-start=\"693\" data-end=\"725\"\u003e\n\u003cp data-start=\"695\" data-end=\"725\"\u003ePress the lock\/unlock button\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"726\" data-end=\"745\"\u003e\n\u003cp data-start=\"728\" data-end=\"745\"\u003eUse the key fob\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"746\" data-end=\"765\"\u003e\n\u003cp data-start=\"748\" data-end=\"765\"\u003eUse keyless entry\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"767\" data-end=\"808\"\u003e\u003cstrong data-start=\"771\" data-end=\"808\"\u003e4. Power Windows (on some models)\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"809\" data-end=\"862\"\u003eRegulates window movement from the door panel switch.\u003c\/p\u003e\n\u003cp data-start=\"864\" data-end=\"887\"\u003e\u003cstrong data-start=\"868\" data-end=\"887\"\u003e5. Alarm System\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"888\" data-end=\"956\"\u003eLets the alarm know if someone opens the door without authorization.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSigns of a Bad Door Electrical Switch P21-1049-2202:\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp data-start=\"245\" data-end=\"288\"\u003e\u003cstrong data-start=\"249\" data-end=\"288\"\u003e1. Dome Lights Don’t Turn On or Off\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"289\" data-end=\"468\"\u003e\n\u003cli data-start=\"289\" data-end=\"360\"\u003e\n\u003cp data-start=\"291\" data-end=\"360\"\u003eInterior lights stay \u003cstrong data-start=\"312\" data-end=\"331\"\u003eon all the time\u003c\/strong\u003e, even with the door closed\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"361\" data-end=\"468\"\u003e\n\u003cp data-start=\"363\" data-end=\"468\"\u003eInterior lights \u003cstrong data-start=\"379\" data-end=\"396\"\u003enever turn on\u003c\/strong\u003e when you open the door\u003cbr data-start=\"419\" data-end=\"422\"\u003eThis points to a failing \u003cstrong data-start=\"447\" data-end=\"467\"\u003edoor ajar switch\u003c\/strong\u003e.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"475\" data-end=\"514\"\u003e\u003cstrong data-start=\"479\" data-end=\"514\"\u003e2. “Door Ajar” Warning Stays On\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"515\" data-end=\"709\"\u003e\n\u003cli data-start=\"515\" data-end=\"588\"\u003e\n\u003cp data-start=\"517\" data-end=\"588\"\u003eDash shows a \u003cstrong data-start=\"530\" data-end=\"551\"\u003edoor open warning\u003c\/strong\u003e even when the door is fully closed\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"589\" data-end=\"709\"\u003e\n\u003cp data-start=\"591\" data-end=\"709\"\u003eAlarm may not arm because the car thinks a door is open\u003cbr data-start=\"646\" data-end=\"649\"\u003eThis means the door switch isn't sending the correct signal.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"716\" data-end=\"751\"\u003e\u003cstrong data-start=\"720\" data-end=\"751\"\u003e3. Power Windows Don’t Work\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"752\" data-end=\"945\"\u003e\n\u003cli data-start=\"752\" data-end=\"795\"\u003e\n\u003cp data-start=\"754\" data-end=\"795\"\u003ePressing the window button does nothing\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"796\" data-end=\"865\"\u003e\n\u003cp data-start=\"798\" data-end=\"865\"\u003eWindow works only from the driver’s switch, not the door’s switch\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"866\" data-end=\"945\"\u003e\n\u003cp data-start=\"868\" data-end=\"945\"\u003eWindow moves intermittently\u003cbr data-start=\"895\" data-end=\"898\"\u003eThis usually indicates a \u003cstrong data-start=\"923\" data-end=\"944\"\u003ebad window switch\u003c\/strong\u003e.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"952\" data-end=\"993\"\u003e\u003cstrong data-start=\"956\" data-end=\"993\"\u003e4. Power Door Locks Don’t Respond\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"994\" data-end=\"1173\"\u003e\n\u003cli data-start=\"994\" data-end=\"1029\"\u003e\n\u003cp data-start=\"996\" data-end=\"1029\"\u003eLock\/unlock button does nothing\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1030\" data-end=\"1090\"\u003e\n\u003cp data-start=\"1032\" data-end=\"1090\"\u003eLocks work only with the key fob but not the door switch\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1091\" data-end=\"1173\"\u003e\n\u003cp data-start=\"1093\" data-end=\"1173\"\u003eLocks work sometimes, then stop\u003cbr data-start=\"1124\" data-end=\"1127\"\u003eA failing \u003cstrong data-start=\"1137\" data-end=\"1157\"\u003edoor lock switch\u003c\/strong\u003e can cause this.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1180\" data-end=\"1218\"\u003e\u003cstrong data-start=\"1184\" data-end=\"1218\"\u003e5. Alarm Goes Off Unexpectedly\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"1219\" data-end=\"1316\"\u003eIf the door switch sends false “open” signals, the alarm thinks a door has been opened illegally.\u003c\/p\u003e\n\u003cp data-start=\"1323\" data-end=\"1382\"\u003e\u003cstrong data-start=\"1327\" data-end=\"1382\"\u003e6. Door Mirrors Don’t Adjust (if switch is in door)\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1383\" data-end=\"1447\"\u003e\n\u003cli data-start=\"1383\" data-end=\"1447\"\u003e\n\u003cp data-start=\"1385\" data-end=\"1447\"\u003eMirror adjustment switch becomes unresponsive or intermittent.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1454\" data-end=\"1511\"\u003e\u003cstrong data-start=\"1458\" data-end=\"1511\"\u003e7. Clicking, Sticking, or No “Feel” in the Switch\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1512\" data-end=\"1623\"\u003e\n\u003cli data-start=\"1512\" data-end=\"1534\"\u003e\n\u003cp data-start=\"1514\" data-end=\"1534\"\u003eButton feels loose\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1535\" data-end=\"1559\"\u003e\n\u003cp data-start=\"1537\" data-end=\"1559\"\u003eSticks when pressing\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1560\" data-end=\"1623\"\u003e\n\u003cp data-start=\"1562\" data-end=\"1623\"\u003eNo clicking sensation\u003cbr data-start=\"1583\" data-end=\"1586\"\u003eIndicates worn-out internal contacts.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp data-start=\"97\" data-end=\"476\"\u003e\u003cstrong data-start=\"97\" data-end=\"151\"\u003e\u003cbr\u003eAbout the Manufacturer – Paccar:\u003c\/strong\u003e\u003cbr data-start=\"151\" data-end=\"154\"\u003e\u003c\/p\u003e\n\u003cp data-end=\"400\" data-start=\"96\"\u003e\u003cstrong data-end=\"110\" data-start=\"96\"\u003ePACCAR Inc\u003c\/strong\u003e is a global technology leader in the design, manufacture, and customer support of premium light-, medium-, and heavy-duty trucks. Founded in 1905 and headquartered in Bellevue, Washington, PACCAR is best known for its world-class truck brands: Kenworth, Peterbilt, and DAF.\u003cbr\u003ePACCAR’s trucks are recognized for their durability, fuel efficiency, advanced engineering, and driver-focused technology. In addition to truck manufacturing, PACCAR also designs and builds diesel engines, and provides financial services, information technology, and aftermarket support to its global customer base.\u003c\/p\u003e","brand":"Paccar","offers":[{"title":"Default Title","offer_id":50729183543543,"sku":"P21-1049-2202","price":589.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0895\/7080\/3959\/files\/q27-6081-2203x-genuine-paccar-window-drivers-side-switch-module-advanced-truck-parts-57216_2048x_12daba4c-d55a-49d6-aad1-7e44ab6d513a.webp?v=1777572377","url":"https:\/\/forcetruckparts.com\/products\/p21-1049-2202-genuine-paccar%c2%ae-2-1m-drivers-door-control","provider":"Force Truck Parts","version":"1.0","type":"link"}